Make a playful and mischievous statement with this I Solemnly Swear I Am Up to No Good Button Badge. Inspired by the iconic phrase from the world of wizardry & witchcraft, this badge is perfect for fans of magic, adventure, and playful rebellion. Whether you're a fan of the Harry Potter series or simply enjoy witty, cheeky accessories, this badge is a fun way to express your mischievous side.
Measuring approximately 25mm, this lightweight button badge is easy to pin onto jackets, bags, or lanyards, making it a versatile and fun accessory for everyday wear. Its bold design and iconic phrase are ideal for fans who love adding a bit of magic and mischief to their look.
Perfect for Harry Potter enthusiasts, book lovers, or anyone who enjoys a bit of playful fun, this wizard-themed button badge is an ideal gift or personal accessory. Wear it with pride, or gift it to a friend who enjoys a bit of mischief and magic in their life.
The badges for sale here on our website are 1 inch (25mm) button badges (also known as pinback buttons, pinback badges or pins). These are the most popular size & type of badge. Our badges are traditional pinback style badges with a copper pin fastening on the rear.
All of the button badges on
Kool Badges are hand made in our UK workshop. We have been making button badges for many years & know how to make great badges at the best prices.
If you don't see the badge design you're looking for you can Upload Your Own
Custom Badges to create a unique, personalised & cheap badge! See our
Design Your Own Badge page for details.
Please note: A lot of the badges available on Koolbadges are made up of designs supplied to us by customers. Therefore it is not always possible to check the origins of individual designs. If you feel any badge infringes copyright please
email us and we will remove any offending badges within 24 hours. We strive to ensure that all designs do not infringe copyright, and will do our utmost to rectify any instances of infringement.